CAPCO POLAND *We are looking for Poland based candidate. Capco is a fully independent, global management and technology consultancy. For 25 years we have combined innovative thinking with deep industry knowledge to deliver business consulting, digital transformation and technology services to Finance and Energy markets. Our collaborative and efficient approach helps clients reduce costs and manage risk and regulatory change while increasing revenues. We are thinkers, innovators, and disruptors. We are small enough to care but large enough to matter. Role Overview As a Software Engineer you will be involved in end-to-end development for our B2B and B2C SaaS platforms. You’ll work with React and TypeScript on the frontend, alongside NestJS and Node.js on the backend, partnering closely with senior engineers and the Technical Lead Engineer. Your focus will be on delivering secure, scalable, and user-focused solutions. This role offers strong opportunities for professional growth while contributing to products that protect millions of small businesses and consumers in the cybersecurity space. How you will get the job done - Write high quality, maintainable, and well-tested code. - Implement front-end UI components using TypeScript and React. - Implement RESTful API endpoints using TypeScript, NestJS, and Node.js. - Participate in peer code reviews to maintain code quality and follow engineering best practices. - Collaborate with developers to build reusable code and components. - Follow software security requirements and secure coding practices. - Leverage modern developer tools (including AI-assisted tools) to enhance productivity. Skills and experience you will need• 2+ years of experience in software engineering. • Experience writing code in JavaScript/TypeScript, HTML5, CSS3. • Experience with front-end technologies and frameworks, preferably React. • Experience with NestJS, Node.js, and API development. • Strong computer science fundamentals and problem-solving/analytical skills. • Familiarity with version control systems (e.g., Git). • Understanding of agile software development lifecycle. • Ability to write unit tests. Experience with testing frameworks such as Mocha, Jest, etc. • Strong communication skills — able to explain technical decisions clearly. • Good written and spoken English proficiency is required; this role involves regular communication with US-based stakeholders via Slack, Azure DevOps, and video calls. We offer a flexible collaboration model based on a B2B contract, with the opportunity to work on diverse projects. ONLINE RECRUITMENT PROCESS STEPS - Screening call with Recruiter - Technical Interview - Client Interview - Feedback/Offer We have been informed of several recruitment scams targeting the public. We strongly advise you to verify identities before engaging in recruitment related communication. All official Capco communication will be conducted via a Capco recruiter.

Role Description The Senior Mainframe Systems Programmer provides support for on-going projects that require the installation, testing, and implementation of new z/OS operating systems and other 'system' software. This includes: - Maintenance and debugging of systems software - Coordination with other technical teams (CICS, Database, Network, Hardware/Storage, etc.) - Research and evaluation of new software and hardware products - Assisting team members and other areas with technical questions and problem resolution - Monitoring and tuning of systems software - Functional knowledge and use of z/OS components - Detailed knowledge of support products such as tape management, scheduling, security, monitoring systems, and other z/OS supporting systems software Note: This is not an Applications Programming position. Position reports to Manager, Mainframe Systems Programming. Qualifications - Minimum of 10+ years of experience within a mainframe environment within a large enterprise - Bachelor’s degree required and/or equivalent work experience - Knowledge and understanding of z/OS and z/OS installation and maintenance including SMP/E - Advanced knowledge of TSO/ISPF, SDSF, JCL - Advanced knowledge of Unix System Services (USS) - Advanced knowledge of Unix System Services (USS) file system management and security - Experience installing software within Unix System Services (USS) - Ability to work well as a team member - Stress resistant in case of Major Incident- and/or emergency situations - Exceptional interpersonal, verbal and written communication skills - Customer Service skills at management level - Strong collaboration and teamwork skills - Must be self-motivated and able to manage multiple projects simultaneously - Strong communication skills to liaise with cross-functional teams as well as provide guidance to junior team members - Methodical and disciplined approach to work - Excellent analytical skills and problem-solving capabilities - Good planning and organizational skills - Initiative and good learning abilities Requirements - Ability to perform skill set of a Mainframe System Programmer - Ability to perform complex ISV installations - Ability to perform and lead complex projects - Ability to mentor and show leadership qualities - Knowledgeable in z/OS security - Knowledgeable in z/OS systems programming functions - Knowledgeable in DB2, CICS or IMS - Understand z/OS services structure, Parallel Sysplex, Catalog management Benefits - Unlimited Paid Days Off - Three health plan options - 401k with company match - Eligibility for dental, vision, short and long-term disability, life and AD&D coverage, and flexible spending accounts - Family Forming Benefit including fertility coverage and adoption/surrogacy reimbursement - Paid childbearing and paternal leave - Education Reimbursement, Student Loan Assistance or 529 College Funding - Sabbatical leave - Wellness program - Flexible work schedule

• Provide timelines and milestones required for implementation or upgrade of the IBM mainframe platform to meet government established project deadlines • Use required software tools, including IBM System Modification Program/extended (SMP/e), IBM system utilities (including IEBGENER (generalized copy utility), IEBCOPY (utility to copy, compress, merge partitioned data sets), IDCAMS (access method services), to create, populate, update and configure required datasets and parameter libraries and members to successfully implement software installations and upgrades on the IBM mainframe platform • Create and deliver detailed installation/upgrade documentation, using government specified software and processes and formats. This documentation will include detailed dataset names, configuration parameters, and installation/upgrade procedures used to install/upgrade the IBM mainframe OS, software or hardware • Use IBM SMP/e to successfully receive and apply z/OS software and other related software on an IBM Mainframe • Create, define and manage system and user catalogs on the IBM Mainframe platform • Diagnose and resolve IBM z/OS system abends and abnormal operating environment problems using system logs, and other available logs and documents • Create, populate, secure and troubleshoot IBM z/OS USS (UNIX Systems Services) file systems and mount points • Manage the USS environment on an IBM z/OS mainframe platform • Create/update and debug z/OS parameters using government processes and procedures and requirements (aka PARMLIB) • Plan, create and update accurate, detailed documentation for IBM z/OS mainframe platform software/hardware installation/upgrades • Use IBM z/OS mainframe job processing to analyze and debug batch processing issues • Use IBM z/OS mainframe communications products, including Virtual Telecommunications Access Method (VTAM), Transmission Control Protocol/Internet Protocol (TCP/IP), and File Transfer Protocol (FTP)

• Showcase your skills as a Junior/Semi-senior Developer and join our talent database for future job opportunities. • Participate in our automated evaluation process without direct human intervention. • Collaborate with incredible teams in the implementation of world-class software products.